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Marie mixes 40 liters of 12% acid solution with a 32% acid solution to make a 16% acid solution. How many liters of 32% solution did she use? A: 10 liters B: 12 liters C: 13.7 l…

Marie mixes 40 liters of 12% acid solution with a 32% acid solution to make a 16% acid solution. How many liters of 32% solution did she use? A: 10 liters B: 12 liters C: 13.7 l…
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Marie mixes 40 liters of 12% acid solution with a 32% acid solution to make a 16% acid solution. How many liters of 32% solution did she use?

A: 10 liters
B: 12 liters
C: 13.7 liters
D: 16 liters

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User Pavel Safronov
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8.2k points

1 Answer

4 votes
12/100 *40= 4.8 16/100* 32=5.12

4.8+5.12= 9.92=10.2. The answer is A: 10 liters



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User Objectbox
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